root/sapi/apache_hooks/mod_php5.c

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DEFINITIONS

This source file includes following definitions.
  1. sapi_stack_init_ex
  2. sapi_stack_push
  3. sapi_stack_pop
  4. sapi_stack_destroy
  5. sapi_stack_apply_with_argument_all
  6. sapi_stack_apply_with_argument_stop_if_equals
  7. sapi_stack_apply_with_argument_stop_if_http_error
  8. php_handler_stack_destroy
  9. php_save_umask
  10. sapi_apache_ub_write
  11. sapi_apache_flush
  12. sapi_apache_read_post
  13. sapi_apache_read_cookies
  14. sapi_apache_header_handler
  15. sapi_apache_send_headers
  16. sapi_apache_register_server_variables
  17. php_apache_startup
  18. php_apache_log_message
  19. php_apache_request_shutdown
  20. php_apache_sapi_activate
  21. php_apache_get_stat
  22. php_apache_getenv
  23. php_restore_umask
  24. init_request_info
  25. php_apache_alter_ini_entries
  26. php_apache_get_default_mimetype
  27. send_php
  28. send_parsed_php
  29. send_parsed_php_source
  30. destroy_per_dir_entry
  31. copy_per_dir_entry
  32. should_overwrite_per_dir_entry
  33. php_destroy_per_server_info
  34. php_destroy_per_dir_info
  35. php_create_server
  36. php_create_dir
  37. php_merge_dir
  38. php_apache_value_handler_ex
  39. php_set_server_handler
  40. php_set_dir_handler
  41. php_set_uri_handler
  42. php_set_uri_handler_code
  43. php_set_header_handler
  44. php_set_header_handler_code
  45. php_set_auth_handler
  46. php_set_auth_handler_code
  47. php_set_access_handler
  48. php_set_access_handler_code
  49. php_set_type_handler
  50. php_set_type_handler_code
  51. php_set_fixup_handler
  52. php_set_fixup_handler_code
  53. php_set_logger_handler
  54. php_set_logger_handler_code
  55. php_set_post_read_handler
  56. php_set_post_read_handler_code
  57. php_set_require
  58. php_set_response_handler
  59. php_set_response_handler_code
  60. php_apache_value_handler
  61. php_apache_admin_value_handler
  62. php_apache_flag_handler_ex
  63. php_apache_flag_handler
  64. php_apache_admin_flag_handler
  65. php_apache_phpini_set
  66. php_xbithack_handler
  67. apache_php_module_shutdown_wrapper
  68. php_child_exit_handler
  69. php_init_handler
  70. php_run_hook
  71. php_uri_translation
  72. php_header_hook
  73. php_auth_hook
  74. php_access_hook
  75. php_type_hook
  76. php_fixup_hook
  77. php_logger_hook
  78. php_post_read_hook
  79. php_response_handler

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2013 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available at through the world-wide-web at                           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
   | (with helpful hints from Dean Gaudet <dgaudet@arctic.org>            |
   | PHP 4.0 patches by Zeev Suraski <zeev@zend.com>                      |
   +----------------------------------------------------------------------+
 */
/* $Id$ */

#include "php_apache_http.h"

#ifdef NETWARE
#define SIGPIPE SIGINT
#endif

#undef shutdown

/* {{{ Prototypes
 */
int apache_php_module_main(request_rec *r, int display_source_mode TSRMLS_DC);
static void php_save_umask(void);
static void php_restore_umask(void);
static int sapi_apache_read_post(char *buffer, uint count_bytes TSRMLS_DC);
static char *sapi_apache_read_cookies(TSRMLS_D);
static int sapi_apache_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC);
static int sapi_apache_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC);
static int send_php(request_rec *r, int display_source_mode, char *filename);
static int send_parsed_php(request_rec * r);
static int send_parsed_php_source(request_rec * r);
static int php_xbithack_handler(request_rec * r);
static void php_init_handler(server_rec *s, pool *p);
/* }}} */

#if MODULE_MAGIC_NUMBER >= 19970728
static void php_child_exit_handler(server_rec *s, pool *p);
#endif

#if MODULE_MAGIC_NUMBER > 19961007
#define CONST_PREFIX const
#else
#define CONST_PREFIX
#endif


typedef struct _sapi_stack {
                int top, max, persistent;
                void **elements;
} sapi_stack;

typedef struct _php_per_dir_config {
        HashTable *ini_settings;
        sapi_stack headers_handlers;
        sapi_stack auth_handlers;
        sapi_stack access_handlers;
        sapi_stack type_handlers;
        sapi_stack fixup_handlers;
        sapi_stack logger_handlers;
        sapi_stack post_read_handlers;
        sapi_stack response_handlers;
} php_per_dir_config;

typedef struct _php_per_server_config {
        sapi_stack uri_handlers;
        sapi_stack requires;
} php_per_server_config;


static CONST_PREFIX char *php_apache_value_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode);
static CONST_PREFIX char *php_apache_value_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
static CONST_PREFIX char *php_apache_admin_value_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
static CONST_PREFIX char *php_apache_flag_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);
static CONST_PREFIX char *php_apache_flag_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode);
static CONST_PREFIX char *php_apache_admin_flag_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2);

/* ### these should be defined in mod_php5.h or somewhere else */
#define USE_PATH 1
#define IGNORE_URL 2

module MODULE_VAR_EXPORT php5_module;

int saved_umask;
/* static int setup_env = 0; */
static unsigned char apache_php_initialized;

typedef struct _php_per_dir_entry {
        char *key;
        char *value;
        uint key_length;
        uint value_length;
        int type;
} php_per_dir_entry;

/* some systems are missing these from their header files */

/* {{{ zend stack utility functions
 */

/* This code is ripped part and parcel from zend_stack.[ch].  Assuming that the
   patch supporting zend_stack_init_ex is applied, all but the bottom two 
   module-specific iterators will be removed
 */

int sapi_stack_init_ex(sapi_stack *stack, int persistent)
{
                stack->top = 0;
                stack->persistent = persistent;
                stack->elements = (void **) pemalloc(sizeof(void **) * STACK_BLOCK_SIZE,  persistent);
                if (!stack->elements) {
                                return FAILURE;
                } else {
                                stack->max = STACK_BLOCK_SIZE;
                                return SUCCESS;
                }
}
int sapi_stack_push(sapi_stack *stack, void *element)
{
                if (stack->top >= stack->max) {          /* we need to allocate more memory */
                                stack->elements = (void **) perealloc(stack->elements,
                                                                   (sizeof(void **) * (stack->max += STACK_BLOCK_SIZE)), stack->persistent);
                                if (!stack->elements) {
                                                return FAILURE;
                                }
                }
                stack->elements[stack->top] = (void *) element;
                return stack->top++;
}
void* sapi_stack_pop(sapi_stack *stack) {
        if(stack->top == 0) {
                return NULL;
        }
        else {
                return stack->elements[--stack->top];
        }
}

int sapi_stack_destroy(sapi_stack *stack)
{
                return SUCCESS;
}

int sapi_stack_apply_with_argument_all(sapi_stack *stack, int type, int (*apply_function)(void *element, void *arg), void *arg)
{
                int i, retval;   

                switch (type) {                         
                                case ZEND_STACK_APPLY_TOPDOWN:
                                                for (i=stack->top-1; i>=0; i--) {
                                                                retval = apply_function(stack->elements[i], arg); 
                                                }
                                                break;
                                case ZEND_STACK_APPLY_BOTTOMUP:
                                                for (i=0; i<stack->top; i++) {          
                                                                retval = apply_function(stack->elements[i], arg);
                                                }         
                                                break;
                }
                return retval;
}


int sapi_stack_apply_with_argument_stop_if_equals(sapi_stack *stack, int type, int (*apply_function)(void *element, void *arg), void *arg, int stopval)
{
        int i;
        int ret = DECLINED;
        switch (type) {
                case ZEND_STACK_APPLY_TOPDOWN:
                        for (i=stack->top-1; i>=0; i--) {
                                if ((ret = apply_function(stack->elements[i], arg)) == stopval) {
                                        break;
                                }
                        }
                        break;
                case ZEND_STACK_APPLY_BOTTOMUP:
                        for (i=0; i<stack->top; i++) {
                                if ((ret = apply_function(stack->elements[i], arg)) == stopval) {
                                        break;
                                }
                        }
                        break;
        }
        return ret;
}

int sapi_stack_apply_with_argument_stop_if_http_error(sapi_stack *stack, int type, int (*apply_function)(void *element, void *arg), void *arg)
{
        int i;
        int ret = DECLINED;
        switch (type) {
                case ZEND_STACK_APPLY_TOPDOWN:
                        for (i=stack->top-1; i>=0; i--) {
                                if ((ret = apply_function(stack->elements[i], arg)) > 0) {
                                        break;
                                }
                        }
                        break;
                case ZEND_STACK_APPLY_BOTTOMUP:
                        for (i=0; i<stack->top; i++) {
                                if ((ret = apply_function(stack->elements[i], arg)) > 0) {
                                        break;
                                }
                        }
                        break;
        }
        return ret;
}

void php_handler_stack_destroy(sapi_stack *stack)
{
        php_handler *ph;
        while((ph = (php_handler *)sapi_stack_pop(stack)) != NULL) {
                free(ph->name);
                free(ph);
        }
}
/* }}} */ 

/* {{{ php_save_umask
 */
static void php_save_umask(void)
{
        saved_umask = umask(077);
        umask(saved_umask);
}
/* }}} */

/* {{{ sapi_apache_ub_write
 */
static int sapi_apache_ub_write(const char *str, uint str_length TSRMLS_DC)
{
        int ret=0;
                
        if (SG(server_context)) {
                ret = rwrite(str, str_length, (request_rec *) SG(server_context));
        }
        if (ret != str_length) {
                php_handle_aborted_connection();
        }
        return ret;
}
/* }}} */

/* {{{ sapi_apache_flush
 */
static void sapi_apache_flush(void *server_context)
{
        if (server_context) {
#if MODULE_MAGIC_NUMBER > 19970110
                rflush((request_rec *) server_context);
#else
                bflush((request_rec *) server_context->connection->client);
#endif
        }
}
/* }}} */

/* {{{ sapi_apache_read_post
 */
static int sapi_apache_read_post(char *buffer, uint count_bytes TSRMLS_DC)
{
        uint total_read_bytes=0, read_bytes;
        request_rec *r = (request_rec *) SG(server_context);
        void (*handler)(int);

        /*
         * This handles the situation where the browser sends a Expect: 100-continue header
         * and needs to receive confirmation from the server on whether or not it can send
         * the rest of the request. RFC 2616
         *
         */
        if (!SG(read_post_bytes) && !ap_should_client_block(r)) {
                return total_read_bytes;
        }
 
        handler = signal(SIGPIPE, SIG_IGN);
        while (total_read_bytes<count_bytes) {
                hard_timeout("Read POST information", r); /* start timeout timer */
                read_bytes = get_client_block(r, buffer+total_read_bytes, count_bytes-total_read_bytes);
                reset_timeout(r);
                if (read_bytes<=0) {
                        break;
                }
                total_read_bytes += read_bytes;
        }
        signal(SIGPIPE, handler);       
        return total_read_bytes;
}
/* }}} */

/* {{{ sapi_apache_read_cookies
 */
static char *sapi_apache_read_cookies(TSRMLS_D)
{
        return (char *) table_get(((request_rec *) SG(server_context))->subprocess_env, "HTTP_COOKIE");
}
/* }}} */

/* {{{ sapi_apache_header_handler
 */
static int sapi_apache_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC)
{
        char *header_name, *header_content, *p;
        request_rec *r = (request_rec *) SG(server_context);
        if(!r) {
                return 0;
        }

        switch(op) {
                case SAPI_HEADER_DELETE_ALL:
                        clear_table(r->headers_out);
                        return 0;

                case SAPI_HEADER_DELETE:
                        table_unset(r->headers_out, sapi_header->header);
                        return 0;

                case SAPI_HEADER_ADD:
                case SAPI_HEADER_REPLACE:
                        header_name = sapi_header->header;

                        header_content = p = strchr(header_name, ':');
                        if (!p) {
                                return 0;
                        }

                        *p = 0;
                        do {
                                header_content++;
                        } while (*header_content==' ');

                        if (!strcasecmp(header_name, "Content-Type")) {
                                r->content_type = pstrdup(r->pool, header_content);
                        } else if (!strcasecmp(header_name, "Set-Cookie")) {
                                table_add(r->headers_out, header_name, header_content);
                        } else if (op == SAPI_HEADER_REPLACE) {
                                table_set(r->headers_out, header_name, header_content);
                        } else {
                                table_add(r->headers_out, header_name, header_content);
                        }

                        *p = ':';  /* a well behaved header handler shouldn't change its original arguments */

                        return SAPI_HEADER_ADD;

                default:
                        return 0;
        }
}
/* }}} */

/* {{{ sapi_apache_send_headers
 */
static int sapi_apache_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
{
        if(SG(server_context) == NULL) { /* server_context is not here anymore */
                return SAPI_HEADER_SEND_FAILED;
        }

        ((request_rec *) SG(server_context))->status = SG(sapi_headers).http_response_code;
        /* check that we haven't sent headers already, we use our own
         * headers_sent since we may send headers at anytime 
         */
        if(!AP(headers_sent)) {
                send_http_header((request_rec *) SG(server_context));
                AP(headers_sent) = 1;
        }
        return SAPI_HEADER_SENT_SUCCESSFULLY;
}
/* }}} */

/* {{{ sapi_apache_register_server_variables
 */
static void sapi_apache_register_server_variables(zval *track_vars_array TSRMLS_DC)
{
        register int i;
        array_header *arr = table_elts(((request_rec *) SG(server_context))->subprocess_env);
        table_entry *elts = (table_entry *) arr->elts;
        zval **path_translated;
        HashTable *symbol_table;

        for (i = 0; i < arr->nelts; i++) {
                char *val;

                if (elts[i].val) {
                        val = elts[i].val;
                } else {
                        val = "";
                }
                php_register_variable(elts[i].key, val, track_vars_array  TSRMLS_CC);
        }

        /* If PATH_TRANSLATED doesn't exist, copy it from SCRIPT_FILENAME */
        if (track_vars_array) {
                symbol_table = track_vars_array->value.ht;
        } else {
                symbol_table = NULL;
        }
        if (symbol_table
                && !zend_hash_exists(symbol_table, "PATH_TRANSLATED", sizeof("PATH_TRANSLATED"))
                && zend_hash_find(symbol_table, "SCRIPT_FILENAME", sizeof("SCRIPT_FILENAME"), (void **) &path_translated)==SUCCESS) {
                php_register_variable("PATH_TRANSLATED", Z_STRVAL_PP(path_translated), track_vars_array TSRMLS_CC);
        }

        php_register_variable("PHP_SELF", ((request_rec *) SG(server_context))->uri, track_vars_array TSRMLS_CC);
}
/* }}} */

/* {{{ php_apache_startup
 */
static int php_apache_startup(sapi_module_struct *sapi_module)
{
        if (php_module_startup(sapi_module, &apache_module_entry, 1) == FAILURE) {
                return FAILURE;
        } else {
                return SUCCESS;
        }
}
/* }}} */

/* {{{ php_apache_log_message
 */
static void php_apache_log_message(char *message TSRMLS_DC)
{
        if (SG(server_context)) {
#if MODULE_MAGIC_NUMBER >= 19970831
                aplog_error(NULL, 0, APLOG_ERR | APLOG_NOERRNO, ((request_rec *) SG(server_context))->server, "%s", message);
#else
                log_error(message, ((request_rec *) SG(server_context))->server);
#endif
        } else {
                fprintf(stderr, "%s", message);
                fprintf(stderr, "\n");
        }
}
/* }}} */

/* {{{ php_apache_request_shutdown
 */
static void php_apache_request_shutdown(void *dummy)
{
        TSRMLS_FETCH();
        AP(current_hook) = AP_CLEANUP;
        php_output_set_status(PHP_OUTPUT_DISABLED TSRMLS_CC);
        SG(server_context) = NULL; /* The server context (request) is invalid by the time run_cleanups() is called */
        if(SG(sapi_started)) {
                php_request_shutdown(dummy);
                SG(sapi_started) = 0;
        }
        AP(in_request) = 0;
        if(AP(setup_env)) {
                AP(setup_env) = 0;
        }
        AP(current_hook) = AP_WAITING_FOR_REQUEST;
        AP(headers_sent) = 0;
}
/* }}} */

/* {{{ php_apache_sapi_activate
 */
static int php_apache_sapi_activate(TSRMLS_D)
{
        request_rec *r = (request_rec *) SG(server_context); 

        /*
         * For the Apache module version, this bit of code registers a cleanup
         * function that gets triggered when our request pool is destroyed.
         * We need this because at any point in our code we can be interrupted
         * and that may happen before we have had time to free our memory.
         * The php_request_shutdown function needs to free all outstanding allocated
         * memory.  
         */
        block_alarms();
        register_cleanup(r->pool, NULL, php_apache_request_shutdown, php_request_shutdown_for_exec);
        AP(in_request)=1;
        unblock_alarms();

        /* Override the default headers_only value - sometimes "GET" requests should actually only
         * send headers.
         */
        SG(request_info).headers_only = r->header_only;
        return SUCCESS;
}
/* }}} */

/* {{{ php_apache_get_stat
 */
static struct stat *php_apache_get_stat(TSRMLS_D)
{
        return &((request_rec *) SG(server_context))->finfo;
}
/* }}} */

/* {{{ php_apache_getenv
 */
static char *php_apache_getenv(char *name, size_t name_len TSRMLS_DC)
{
        return (char *) table_get(((request_rec *) SG(server_context))->subprocess_env, name);
}
/* }}} */

/* {{{ sapi_module_struct apache_sapi_module
 */
static sapi_module_struct apache_sapi_module = {
        "apache",                                               /* name */
        "Apache",                                               /* pretty name */
                                                                        
        php_apache_startup,                             /* startup */
        php_module_shutdown_wrapper,    /* shutdown */

        php_apache_sapi_activate,               /* activate */
        NULL,                                                   /* deactivate */

        sapi_apache_ub_write,                   /* unbuffered write */
        sapi_apache_flush,                              /* flush */
        php_apache_get_stat,                    /* get uid */
        php_apache_getenv,                              /* getenv */

        php_error,                                              /* error handler */

        sapi_apache_header_handler,             /* header handler */
        sapi_apache_send_headers,               /* send headers handler */
        NULL,                                                   /* send header handler */

        sapi_apache_read_post,                  /* read POST data */
        sapi_apache_read_cookies,               /* read Cookies */

        sapi_apache_register_server_variables,          /* register server variables */
        php_apache_log_message,                 /* Log message */
        NULL,                                                   /* Get request time */
        NULL,                                   /* child terminate */

        NULL,                                                   /* php.ini path override */

#ifdef PHP_WIN32
        NULL,
        NULL,
#else
        block_alarms,                                   /* Block interruptions */
        unblock_alarms,                                 /* Unblock interruptions */
#endif

        NULL,                           /* default post reader */
        NULL,                           /* treat data */
        NULL,                           /* exe location */
        0,                              /* ini ignore */
        NULL
        
};
/* }}} */

/* {{{ php_restore_umask
 */
static void php_restore_umask(void)
{
        umask(saved_umask);
}
/* }}} */

/* {{{ init_request_info
 */
static void init_request_info(TSRMLS_D)
{
        request_rec *r = ((request_rec *) SG(server_context));
        char *content_length = (char *) table_get(r->subprocess_env, "CONTENT_LENGTH");
        const char *authorization=NULL;
        char *tmp, *tmp_user;

        SG(request_info).query_string = r->args;
        SG(request_info).path_translated = r->filename;
        SG(request_info).request_uri = r->uri;
        SG(request_info).request_method = (char *)r->method;
        SG(request_info).proto_num = r->proto_num;
        SG(request_info).content_type = (char *) table_get(r->subprocess_env, "CONTENT_TYPE");
        SG(request_info).content_length = (content_length ? atol(content_length) : 0);
        SG(sapi_headers).http_response_code = r->status;

        if (r->headers_in) {
                authorization = table_get(r->headers_in, "Authorization");
        }

        SG(request_info).auth_user = NULL;
        SG(request_info).auth_password = NULL;

        if (authorization && !auth_type(r)) {
        if (!strcasecmp(getword(r->pool, &authorization, ' '), "Basic")) {
            tmp = uudecode(r->pool, authorization);
            tmp_user = getword_nulls_nc(r->pool, &tmp, ':');
            if (tmp_user) {
                r->connection->user = pstrdup(r->connection->pool, tmp_user);
                r->connection->ap_auth_type = "Basic";
                SG(request_info).auth_user = estrdup(tmp_user);
            }
            if (tmp) {
                SG(request_info).auth_password = estrdup(tmp);
            }
                } else if  (!strcasecmp(getword(r->pool, &authorization, ' '), "Digest")) {
            r->connection->ap_auth_type = "Digest";
            SG(request_info).auth_digest = estrdup(authorization);
                }
        }
}
/* }}} */

/* {{{ php_apache_alter_ini_entries
 */
static int php_apache_alter_ini_entries(php_per_dir_entry *per_dir_entry TSRMLS_DC)
{
        zend_alter_ini_entry(per_dir_entry->key, per_dir_entry->key_length+1, per_dir_entry->value, per_dir_entry->value_length, per_dir_entry->type, PHP_INI_STAGE_ACTIVATE);
        return 0;
}
/* }}} */

/* {{{ php_apache_get_default_mimetype
 */
static char *php_apache_get_default_mimetype(request_rec *r TSRMLS_DC)
{
        
        char *mimetype;
        if (SG(default_mimetype) || SG(default_charset)) {
                /* Assume output will be of the default MIME type.  Individual
                   scripts may change this later. */
                char *tmpmimetype;
                tmpmimetype = sapi_get_default_content_type(TSRMLS_C);
                mimetype = pstrdup(r->pool, tmpmimetype);
                efree(tmpmimetype);
        } else {
                mimetype = SAPI_DEFAULT_MIMETYPE "; charset=" SAPI_DEFAULT_CHARSET;
        }
        return mimetype;
}
/* }}} */

/* {{{ send_php
 */
static int send_php(request_rec *r, int display_source_mode, char *filename)
{
        int retval;
        php_per_dir_config *per_dir_conf;
        TSRMLS_FETCH();
        if (AP(in_request)) {
                zend_file_handle fh;

                fh.filename = r->filename;
                fh.opened_path = NULL;
                fh.free_filename = 0;
                fh.type = ZEND_HANDLE_FILENAME;

                zend_execute_scripts(ZEND_INCLUDE TSRMLS_CC, NULL, 1, &fh);
                return OK;
        }

        zend_first_try {

                /* Make sure file exists */
                if (filename == NULL && r->finfo.st_mode == 0) {
                        return DECLINED;
                }

                per_dir_conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
                if (per_dir_conf) {
                        zend_hash_apply((HashTable *) per_dir_conf->ini_settings, (apply_func_t) php_apache_alter_ini_entries TSRMLS_CC);
                }

                /* If PHP parser engine has been turned off with an "engine off"
                 * directive, then decline to handle this request
                 */
                if (!AP(engine)) {
                        r->content_type = php_apache_get_default_mimetype(r TSRMLS_CC);
                        r->allowed |= (1 << METHODS) - 1;
                        zend_try {
                                zend_ini_deactivate(TSRMLS_C);
                        } zend_end_try();
                        return DECLINED;
                }
                if (filename == NULL) {
                        filename = r->filename;
                }

                /* Apache 1.2 has a more complex mechanism for reading POST data */
#if MODULE_MAGIC_NUMBER > 19961007
                if ((retval = setup_client_block(r, REQUEST_CHUNKED_ERROR))) {
                        zend_try {
                                zend_ini_deactivate(TSRMLS_C);
                        } zend_end_try();
                        return retval;
                }
#endif

                if (AP(last_modified)) {
#if MODULE_MAGIC_NUMBER < 19970912
                        if ((retval = set_last_modified(r, r->finfo.st_mtime))) {
                                zend_try {
                                        zend_ini_deactivate(TSRMLS_C);
                                } zend_end_try();
                                return retval;
                        }
#else
                        update_mtime (r, r->finfo.st_mtime);
                        set_last_modified(r);
                        set_etag(r);
#endif
                }
                /* Assume output will be of the default MIME type.  Individual
                   scripts may change this later in the request. */
                r->content_type = php_apache_get_default_mimetype(r TSRMLS_CC);

                /* Init timeout */
                hard_timeout("send", r);

                SG(server_context) = r;
                
                php_save_umask();
                if(!AP(setup_env)) {
                        AP(setup_env) = 1;
                        add_common_vars(r);
                        add_cgi_vars(r);
                }
                init_request_info(TSRMLS_C);
                apache_php_module_main(r, display_source_mode TSRMLS_CC);
                
                /* Done, restore umask, turn off timeout, close file and return */
                php_restore_umask();
                kill_timeout(r);
        } zend_end_try();

        return OK;
}
/* }}} */

/* {{{ send_parsed_php
 */
static int send_parsed_php(request_rec * r)
{
        int result = send_php(r, 0, NULL);
        TSRMLS_FETCH();
 
        ap_table_setn(r->notes, "mod_php_memory_usage",
                ap_psprintf(r->pool, "%u", zend_memory_peak_usage(1 TSRMLS_CC)));

        return result;
}
/* }}} */

/* {{{ send_parsed_php_source
 */
static int send_parsed_php_source(request_rec * r)
{
        return send_php(r, 1, NULL);
}
/* }}} */


/* {{{ destroy_per_dir_entry
 */
static void destroy_per_dir_entry(php_per_dir_entry *per_dir_entry)
{
        free(per_dir_entry->key);
        free(per_dir_entry->value);
}
/* }}} */

/* {{{ copy_per_dir_entry
 */
static void copy_per_dir_entry(php_per_dir_entry *per_dir_entry)
{
        php_per_dir_entry tmp = *per_dir_entry;

        per_dir_entry->key = (char *) malloc(tmp.key_length+1);
        memcpy(per_dir_entry->key, tmp.key, tmp.key_length);
        per_dir_entry->key[per_dir_entry->key_length] = 0;

        per_dir_entry->value = (char *) malloc(tmp.value_length+1);
        memcpy(per_dir_entry->value, tmp.value, tmp.value_length);
        per_dir_entry->value[per_dir_entry->value_length] = 0;
}
/* }}} */

/* {{{ should_overwrite_per_dir_entry;

 */
static zend_bool should_overwrite_per_dir_entry(HashTable *target_ht, php_per_dir_entry *orig_per_dir_entry, zend_hash_key *hash_key, void *pData)
{
        php_per_dir_entry *new_per_dir_entry;

        if (zend_hash_find(target_ht, hash_key->arKey, hash_key->nKeyLength, (void **) &new_per_dir_entry)==FAILURE) {
                return 1; /* does not exist in dest, copy from source */
        }

        if (new_per_dir_entry->type==PHP_INI_SYSTEM
                && orig_per_dir_entry->type!=PHP_INI_SYSTEM) {
                return 1;
        } else {
                return 0;
        }
}
/* }}} */
/* {{{ php_destroy_per_server_info
 */
static void php_destroy_per_server_info(php_per_server_config *conf)
{
        php_handler_stack_destroy(&conf->requires);
        php_handler_stack_destroy(&conf->uri_handlers);
}
/* }}} */

/* {{{ php_destroy_per_dir_info
 */
static void php_destroy_per_dir_info(php_per_dir_config *conf) 
{
        zend_hash_destroy(conf->ini_settings);
        php_handler_stack_destroy(&conf->response_handlers);
        php_handler_stack_destroy(&conf->auth_handlers);
        php_handler_stack_destroy(&conf->access_handlers);
        php_handler_stack_destroy(&conf->type_handlers);
        php_handler_stack_destroy(&conf->fixup_handlers);
        php_handler_stack_destroy(&conf->logger_handlers);
        php_handler_stack_destroy(&conf->post_read_handlers);
        php_handler_stack_destroy(&conf->headers_handlers);
        free(conf->ini_settings);
}
/* }}} */

/* {{{ php_create_server
 */
static void *php_create_server(pool *p, char *dummy)
{
        php_per_server_config *conf;
        conf = (php_per_server_config *) malloc(sizeof(php_per_server_config));
        register_cleanup(p, (void *) conf, (void (*)(void *)) php_destroy_per_server_info, (void (*)(void *)) php_destroy_per_server_info);
        
        sapi_stack_init_ex(&conf->requires, 1);
        sapi_stack_init_ex(&conf->uri_handlers, 1);
        return conf;
}
        
/* }}} */


/* {{{ php_create_dir
 */
static void *php_create_dir(pool *p, char *dummy)
{
        php_per_dir_config *conf;
        conf = (php_per_dir_config *) malloc(sizeof(php_per_dir_config));
        conf->ini_settings = (HashTable *) malloc(sizeof(HashTable));
        zend_hash_init_ex(conf->ini_settings, 5, NULL, (void (*)(void *)) destroy_per_dir_entry, 1, 0);
        sapi_stack_init_ex(&conf->response_handlers, 1);
        sapi_stack_init_ex(&conf->headers_handlers, 1);
        sapi_stack_init_ex(&conf->auth_handlers, 1);
        sapi_stack_init_ex(&conf->access_handlers, 1);
        sapi_stack_init_ex(&conf->type_handlers, 1);
        sapi_stack_init_ex(&conf->fixup_handlers, 1);
        sapi_stack_init_ex(&conf->logger_handlers, 1);
        sapi_stack_init_ex(&conf->post_read_handlers, 1);
        register_cleanup(p, (void *) conf, (void (*)(void *)) php_destroy_per_dir_info, (void (*)(void *)) php_destroy_per_dir_info);
        
        return conf;
}

/* }}} */

/* {{{ php_merge_dir
 */
static void *php_merge_dir(pool *p, void *basev, void *addv)
{
        php_per_dir_config *a = (php_per_dir_config *) addv;
        php_per_dir_config *b = (php_per_dir_config *) basev;
        /* This function *must* return addv, and not modify basev */
        zend_hash_merge_ex((HashTable *) a->ini_settings, (HashTable *) b->ini_settings, (copy_ctor_func_t) copy_per_dir_entry, sizeof(php_per_dir_entry), (merge_checker_func_t) should_overwrite_per_dir_entry, NULL);
        a->headers_handlers = (a->headers_handlers.top)?a->headers_handlers:b->headers_handlers;
        a->auth_handlers = (a->auth_handlers.top)?a->auth_handlers:b->auth_handlers;
        a->access_handlers = (a->access_handlers.top)?a->access_handlers:b->access_handlers;
        a->type_handlers = (a->type_handlers.top)?a->type_handlers:b->type_handlers;
        a->fixup_handlers = (a->fixup_handlers.top)?a->fixup_handlers:b->fixup_handlers;
        a->logger_handlers = (a->logger_handlers.top)?a->logger_handlers:b->logger_handlers;
        a->post_read_handlers = (a->post_read_handlers.top)?a->post_read_handlers:b->post_read_handlers;
        a->response_handlers = (a->response_handlers.top)?a->response_handlers:b->response_handlers;
        return a;
}
/* }}} */

/* {{{ php_apache_value_handler_ex
 */
static CONST_PREFIX char *php_apache_value_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode)
{
        php_per_dir_entry per_dir_entry;

        if (!apache_php_initialized) {
                apache_php_initialized = 1;
#ifdef ZTS
                tsrm_startup(1, 1, 0, NULL);
#endif
                sapi_startup(&apache_sapi_module);
                php_apache_startup(&apache_sapi_module);
        }
        per_dir_entry.type = mode;

        if (strcasecmp(arg2, "none") == 0) {
                arg2 = "";
        }

        per_dir_entry.key_length = strlen(arg1);
        per_dir_entry.value_length = strlen(arg2);

        per_dir_entry.key = (char *) malloc(per_dir_entry.key_length+1);
        memcpy(per_dir_entry.key, arg1, per_dir_entry.key_length);
        per_dir_entry.key[per_dir_entry.key_length] = 0;

        per_dir_entry.value = (char *) malloc(per_dir_entry.value_length+1);
        memcpy(per_dir_entry.value, arg2, per_dir_entry.value_length);
        per_dir_entry.value[per_dir_entry.value_length] = 0;

        zend_hash_update(conf, per_dir_entry.key, per_dir_entry.key_length, &per_dir_entry, sizeof(php_per_dir_entry), NULL);
        return NULL;
}
/* }}} */

static CONST_PREFIX char *php_set_server_handler(server_rec *s, char *arg1, long handler_stage, long handler_type)
{
        php_per_server_config *conf;
        php_handler *handler;
        handler = (php_handler *) malloc(sizeof(php_handler));
        handler->type = handler_type;
        handler->stage = handler_stage;
        handler->name = strdup(arg1);
        conf = get_module_config(s->module_config, &php5_module);
        switch(handler_stage) {
                case AP_URI_TRANS:
                        sapi_stack_push(&conf->uri_handlers, handler);
                        break;
                default:
                        sapi_stack_push(&conf->requires, handler);
                        break;
        }
        return NULL;
}

static CONST_PREFIX char *php_set_dir_handler(php_per_dir_config *conf, char *arg1, long handler_stage, long handler_type)
{
        php_handler *handler;
        handler = (php_handler *) malloc(sizeof(php_handler));
        handler->type = handler_type;
        handler->stage = handler_stage;
        handler->name = strdup(arg1);
        switch(handler_stage) {
                case AP_POST_READ:
                        sapi_stack_push(&conf->post_read_handlers, handler);
                        break;
                case AP_HEADER_PARSE:
                        sapi_stack_push(&conf->headers_handlers, handler);
                        break;
                case AP_ACCESS_CONTROL:
                        sapi_stack_push(&conf->access_handlers, handler);
                        break;
                case AP_AUTHENTICATION:
                        sapi_stack_push(&conf->auth_handlers, handler);
                        break;
                case AP_AUTHORIZATION:
                        break;
                case AP_TYPE_CHECKING:
                        sapi_stack_push(&conf->type_handlers, handler);
                        break;
                case AP_FIXUP:
                        sapi_stack_push(&conf->fixup_handlers, handler);
                        break;
                case AP_RESPONSE:
                        sapi_stack_push(&conf->response_handlers, handler);
                        break;
                case AP_LOGGING:
                        sapi_stack_push(&conf->logger_handlers, handler);
                        break;
                default:
                        break;
        }
        return NULL;
}

/* {{{ php_set_uri_handler 
 */
static CONST_PREFIX char *php_set_uri_handler(cmd_parms *cmd, void *dummy, char *arg1)
{
        return php_set_server_handler(cmd->server, arg1, AP_URI_TRANS, AP_HANDLER_TYPE_FILE);
}
/* }}} */

/* {{{ php_set_uri_handler_code */
static CONST_PREFIX char *php_set_uri_handler_code(cmd_parms *cmd, void *dummy, char *arg1)
{
        return php_set_server_handler(cmd->server, arg1, AP_URI_TRANS, AP_HANDLER_TYPE_METHOD);
}
/* }}} */

/* {{{ php_set_header_handler
 */
static CONST_PREFIX char *php_set_header_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_HEADER_PARSE, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_header_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_HEADER_PARSE, AP_HANDLER_TYPE_METHOD);
}
/* }}} */

/* {{{ php_set_auth_handler 
 */
static CONST_PREFIX char *php_set_auth_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_AUTHENTICATION, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_auth_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_AUTHENTICATION, AP_HANDLER_TYPE_METHOD);
}

/* }}} */

/* {{{ php_set_access_handler
 */
static CONST_PREFIX char *php_set_access_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_ACCESS_CONTROL, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_access_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_ACCESS_CONTROL, AP_HANDLER_TYPE_METHOD);
}

/* }}} */

/* {{{ php_set_type_handler
 */
static CONST_PREFIX char *php_set_type_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_TYPE_CHECKING, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_type_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_TYPE_CHECKING, AP_HANDLER_TYPE_METHOD);
}

/* }}} */

/* {{{ php_set_fixup_handler
 */
static CONST_PREFIX char *php_set_fixup_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_FIXUP, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_fixup_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_FIXUP, AP_HANDLER_TYPE_METHOD);
}
/* }}} */

/* {{{ php_set_logger_handler
 */
static CONST_PREFIX char *php_set_logger_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_LOGGING, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_logger_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_LOGGING, AP_HANDLER_TYPE_METHOD);
}

/* }}} */ 

/* {{{ php_set_post_read_handler
 */
static CONST_PREFIX char *php_set_post_read_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_POST_READ, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_post_read_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_POST_READ, AP_HANDLER_TYPE_METHOD);
}


/* }}} */

/* {{{ php_set_require
 */

static CONST_PREFIX char *php_set_require(cmd_parms *cmd, void *dummy, char *arg1)
{
        return php_set_server_handler(cmd->server, arg1, 0, AP_HANDLER_TYPE_FILE);
}
/* }}} */

/* {{{ php_set_response_handler
 */
static CONST_PREFIX char *php_set_response_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_RESPONSE, AP_HANDLER_TYPE_FILE);
}
static CONST_PREFIX char *php_set_response_handler_code(cmd_parms *cmd, php_per_dir_config *conf, char *arg1)
{
        return php_set_dir_handler(conf, arg1, AP_RESPONSE, AP_HANDLER_TYPE_METHOD);
}
/* }}} */
        
/* {{{ php_apache_value_handler
 */
static CONST_PREFIX char *php_apache_value_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2)
{
        return php_apache_value_handler_ex(cmd, conf->ini_settings, arg1, arg2, PHP_INI_PERDIR);
}
/* }}} */

/* {{{ php_apache_admin_value_handler
 */
static CONST_PREFIX char *php_apache_admin_value_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2)
{
        return php_apache_value_handler_ex(cmd, conf->ini_settings, arg1, arg2, PHP_INI_SYSTEM);
}
/* }}} */

/* {{{ php_apache_flag_handler_ex
 */
static CONST_PREFIX char *php_apache_flag_handler_ex(cmd_parms *cmd, HashTable *conf, char *arg1, char *arg2, int mode)
{
        char bool_val[2];

        if (!strcasecmp(arg2, "On")) {
                bool_val[0] = '1';
        } else {
                bool_val[0] = '0';
        }
        bool_val[1] = 0;
        
        return php_apache_value_handler_ex(cmd, conf, arg1, bool_val, mode);
}
/* }}} */

/* {{{ php_apache_flag_handler
 */
static CONST_PREFIX char *php_apache_flag_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2)
{
        return php_apache_flag_handler_ex(cmd, conf->ini_settings, arg1, arg2, PHP_INI_PERDIR);
}
/* }}} */

/* {{{ php_apache_admin_flag_handler
 */
static CONST_PREFIX char *php_apache_admin_flag_handler(cmd_parms *cmd, php_per_dir_config *conf, char *arg1, char *arg2)
{
        return php_apache_flag_handler_ex(cmd, conf->ini_settings, arg1, arg2, PHP_INI_SYSTEM);
}
/* }}} */

/* {{{ php_apache_phpini_set
 */
static CONST_PREFIX char *php_apache_phpini_set(cmd_parms *cmd, HashTable *conf, char *arg)
{
        if (apache_sapi_module.php_ini_path_override) {
                return "Only first PHPINIDir directive honored per configuration tree - subsequent ones ignored";
        }
        apache_sapi_module.php_ini_path_override = ap_server_root_relative(cmd->pool, arg);
        return NULL;
}
/* }}} */

/* {{{ int php_xbithack_handler(request_rec * r)
 */
static int php_xbithack_handler(request_rec * r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();

        if (!(r->finfo.st_mode & S_IXUSR)) {
                r->allowed |= (1 << METHODS) - 1;
                return DECLINED;
        }
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        if (conf) {
                zend_hash_apply((HashTable *) conf->ini_settings, (apply_func_t) php_apache_alter_ini_entries TSRMLS_CC);
        }
        if(!AP(xbithack)) {
                r->allowed |= (1 << METHODS) - 1;
                zend_try {
                        zend_ini_deactivate(TSRMLS_C);
                } zend_end_try();
                return DECLINED;
        }
        return send_parsed_php(r);
}
/* }}} */

/* {{{ apache_php_module_shutdown_wrapper
 */
static void apache_php_module_shutdown_wrapper(void)
{
        apache_php_initialized = 0;
        apache_sapi_module.shutdown(&apache_sapi_module);

#if MODULE_MAGIC_NUMBER >= 19970728
        /* This function is only called on server exit if the apache API
         * child_exit handler exists, so shutdown globally 
         */
        sapi_shutdown();
#endif

#ifdef ZTS
        tsrm_shutdown();
#endif
}
/* }}} */

#if MODULE_MAGIC_NUMBER >= 19970728
/* {{{ php_child_exit_handler
 */
static void php_child_exit_handler(server_rec *s, pool *p)
{
/*      apache_php_initialized = 0; */
        apache_sapi_module.shutdown(&apache_sapi_module);

#ifdef ZTS
        tsrm_shutdown();
#endif
}
/* }}} */
#endif

/* {{{ void php_init_handler(server_rec *s, pool *p)
 */
static void php_init_handler(server_rec *s, pool *p)
{
        register_cleanup(p, NULL, (void (*)(void *))apache_php_module_shutdown_wrapper, (void (*)(void *))php_module_shutdown_for_exec);
        if (!apache_php_initialized) {
                apache_php_initialized = 1;
#ifdef ZTS
                tsrm_startup(1, 1, 0, NULL);
#endif
                sapi_startup(&apache_sapi_module);
                php_apache_startup(&apache_sapi_module);
        }
#if MODULE_MAGIC_NUMBER >= 19980527
        {
                TSRMLS_FETCH();
                if (PG(expose_php)) {
                        ap_add_version_component("PHP/" PHP_VERSION);
                }
        }
#endif
}
/* }}} */

static int php_run_hook(php_handler *handler, request_rec *r)
{
        zval *ret = NULL;
        php_per_dir_config *conf;

        TSRMLS_FETCH();

        if(!AP(apache_config_loaded)) {
                conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
                if (conf)
                           zend_hash_apply((HashTable *)conf->ini_settings, (apply_func_t) php_apache_alter_ini_entries TSRMLS_CC);
                AP(apache_config_loaded) = 1;
        }
        if (!handler->name) {
                return DECLINED;
        }
        php_save_umask();
        if (!AP(setup_env)) {
                AP(setup_env) = 1;
                add_common_vars(r);
                add_cgi_vars(r);
        }
        SG(server_context) = r;
        init_request_info(TSRMLS_C);
        apache_php_module_hook(r, handler, &ret TSRMLS_CC);
        php_restore_umask();
        kill_timeout(r);
        if (ret) {
                convert_to_long(ret);
                return Z_LVAL_P(ret);
        }
        return HTTP_INTERNAL_SERVER_ERROR;
}
 

static int php_uri_translation(request_rec *r)
{       
        php_per_server_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_URI_TRANS;
        conf = (php_per_server_config *) get_module_config(r->server->module_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_equals(&conf->uri_handlers, 
                        ZEND_STACK_APPLY_BOTTOMUP, 
                        (int (*)(void *element, void *)) php_run_hook, r, OK);
}

static int php_header_hook(request_rec *r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_HEADER_PARSE;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_http_error(&conf->headers_handlers,
                        ZEND_STACK_APPLY_BOTTOMUP,
                        (int (*)(void *element, void *)) php_run_hook, r);
}

static int php_auth_hook(request_rec *r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_AUTHENTICATION;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_equals(&conf->auth_handlers, 
                        ZEND_STACK_APPLY_BOTTOMUP, 
                        (int (*)(void *element, void *)) php_run_hook, r, OK);
}

static int php_access_hook(request_rec *r)
{
        php_per_dir_config *conf;
        int status = DECLINED;
        TSRMLS_FETCH();
        AP(current_hook) = AP_ACCESS_CONTROL;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        status =  sapi_stack_apply_with_argument_stop_if_http_error(&conf->access_handlers,
                        ZEND_STACK_APPLY_BOTTOMUP,
                        (int (*)(void *element, void *)) php_run_hook, r);
        return status;

}

static int php_type_hook(request_rec *r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_TYPE_CHECKING;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_equals(&conf->type_handlers,
                        ZEND_STACK_APPLY_BOTTOMUP,
                        (int (*)(void *element, void *)) php_run_hook,
                        r, OK);
}

static int php_fixup_hook(request_rec *r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_FIXUP;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_http_error(&conf->fixup_handlers,
                        ZEND_STACK_APPLY_BOTTOMUP,
                        (int (*)(void *element, void *)) php_run_hook,
                        r);
}

static int php_logger_hook(request_rec *r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_LOGGING;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_http_error(&conf->logger_handlers,
                        ZEND_STACK_APPLY_BOTTOMUP,
                        (int (*)(void *element, void *)) php_run_hook,
                        r);
}
 
static int php_post_read_hook(request_rec *r)
{
        php_per_dir_config *conf;
        php_per_server_config *svr;
        TSRMLS_FETCH();
        AP(current_hook) = AP_POST_READ;
        svr = get_module_config(r->server->module_config, &php5_module);
        if(ap_is_initial_req(r)) {
                sapi_stack_apply_with_argument_all(&svr->requires, ZEND_STACK_APPLY_BOTTOMUP, (int (*)(void *element, void *)) php_run_hook, r);
        }
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_stop_if_http_error(&conf->post_read_handlers,
                        ZEND_STACK_APPLY_BOTTOMUP,
                        (int (*)(void *element, void *)) php_run_hook, r);
}

static int php_response_handler(request_rec *r)
{
        php_per_dir_config *conf;
        TSRMLS_FETCH();
        AP(current_hook) = AP_RESPONSE;
        conf = (php_per_dir_config *) get_module_config(r->per_dir_config, &php5_module);
        return sapi_stack_apply_with_argument_all(&conf->response_handlers, ZEND_STACK_APPLY_BOTTOMUP, (int (*)(void *element, void *)) php_run_hook, r);
}

/* {{{ handler_rec php_handlers[]
 */
handler_rec php_handlers[] =
{
        {"application/x-httpd-php", send_parsed_php},
        {"application/x-httpd-php-source", send_parsed_php_source},
        {"text/html", php_xbithack_handler},
                {"php-script", php_response_handler},
        {NULL}
};
/* }}} */

/* {{{ command_rec php_commands[]
 */
command_rec php_commands[] =
{
        {"php_value",           php_apache_value_handler, NULL, OR_OPTIONS, TAKE2, "PHP Value Modifier"},
        {"phpUriHandler",               php_set_uri_handler, NULL, RSRC_CONF, TAKE1, "PHP Value Modifier"},
        {"phpUriHandlerMethod",         php_set_uri_handler_code, NULL, RSRC_CONF, TAKE1, "PHP Value Modifier"},
#if MODULE_MAGIC_NUMBER >= 19970103
        {"phpHeaderHandler",            php_set_header_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpHeaderHandlerMethod",              php_set_header_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
#endif
        {"phpAuthHandler",              php_set_auth_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpAuthHandlerMethod",                php_set_auth_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpAccessHandler",            php_set_access_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpAccessHandlerMethod",              php_set_access_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpTypeHandler",              php_set_type_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpTypeHandlerMethod",                php_set_type_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpFixupHandler",             php_set_fixup_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpFixupHandlerMethod",               php_set_fixup_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpLoggerHandler",                    php_set_logger_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpLoggerHandlerMethod",              php_set_logger_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
#if MODULE_MAGIC_NUMBER >= 19970902
        {"phpPostReadHandler",          php_set_post_read_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpPostReadHandlerMethod",            php_set_post_read_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpRequire",          php_set_require, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpResponseHandler",          php_set_response_handler, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
        {"phpResponseHandlerMethod",            php_set_response_handler_code, NULL, OR_OPTIONS, TAKE1, "PHP Value Modifier"},
#endif
        {"php_flag",            php_apache_flag_handler, NULL, OR_OPTIONS, TAKE2, "PHP Flag Modifier"},
        {"php_admin_value",     php_apache_admin_value_handler, NULL, ACCESS_CONF|RSRC_CONF, TAKE2, "PHP Value Modifier (Admin)"},
        {"php_admin_flag",      php_apache_admin_flag_handler, NULL, ACCESS_CONF|RSRC_CONF, TAKE2, "PHP Flag Modifier (Admin)"},
        {"PHPINIDir",       php_apache_phpini_set, NULL, RSRC_CONF, TAKE1, "Directory containing the php.ini file"},
        {NULL}
};
/* }}} */

/* {{{ module MODULE_VAR_EXPORT php5_module
 */
module MODULE_VAR_EXPORT php5_module =
{
        STANDARD_MODULE_STUFF,
        php_init_handler,                       /* initializer */
        php_create_dir,                         /* per-directory config creator */
        php_merge_dir,                          /* dir merger */
        php_create_server,                      /* per-server config creator */
        NULL,                                           /* merge server config */
        php_commands,                           /* command table */
        php_handlers,                           /* handlers */
        php_uri_translation,            /* filename translation */
        NULL,                                           /* check_user_id */
        php_auth_hook,                          /* check auth */
        php_access_hook,                        /* check access */
        php_type_hook,                          /* type_checker */
        php_fixup_hook,                         /* fixups */
        php_logger_hook                         /* logger */
#if MODULE_MAGIC_NUMBER >= 19970103
        , php_header_hook                                               /* header parser */
#endif
#if MODULE_MAGIC_NUMBER >= 19970719
        , NULL                                          /* child_init */
#endif
#if MODULE_MAGIC_NUMBER >= 19970728
        , php_child_exit_handler        /* child_exit */
#endif
#if MODULE_MAGIC_NUMBER >= 19970902
        , php_post_read_hook                                            /* post read-request */
#endif
};
/* }}} */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: sw=4 ts=4 fdm=marker
 * vim<600: sw=4 ts=4
 */

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